Dec 19 22:08:59.399 INFO checking Richterrettich/ca against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 22:08:59.399 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Richterrettich/ca:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 22:08:59.661 INFO [stdout] e4857d7ecb0d118e1b2cc6b3b6ce15787b3d5992994f46078fed85872ab92c12
Dec 19 22:08:59.666 INFO running `"docker" "start" "-a" "e4857d7ecb0d118e1b2cc6b3b6ce15787b3d5992994f46078fed85872ab92c12"`
Dec 19 22:09:00.572 INFO [stderr]    Compiling openssl-sys v0.9.30
Dec 19 22:09:00.572 INFO [stderr]     Checking xattr v0.2.1
Dec 19 22:09:00.573 INFO [stderr]     Checking filetime v0.2.0
Dec 19 22:09:00.905 INFO [stderr]     Checking tar v0.4.15
Dec 19 22:09:02.079 INFO [stderr]    Compiling openssl v0.10.7
Dec 19 22:09:05.588 INFO [stderr]     Checking ca v0.1.0 (/opt/crater/workdir)
Dec 19 22:09:06.836 INFO [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Dec 19 22:09:06.836 INFO [stderr]    --> src/bin/ca.rs:236:15
Dec 19 22:09:06.836 INFO [stderr]     |
Dec 19 22:09:06.836 INFO [stderr] 236 |         match env::home_dir() {
Dec 19 22:09:06.836 INFO [stderr]     |               ^^^^^^^^^^^^^
Dec 19 22:09:06.836 INFO [stderr]     |
Dec 19 22:09:06.836 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 19 22:09:06.836 INFO [stderr] 
Dec 19 22:09:07.100 INFO [stderr] warning: variable does not need to be mutable
Dec 19 22:09:07.100 INFO [stderr]    --> src/bin/ca.rs:385:5
Dec 19 22:09:07.100 INFO [stderr]     |
Dec 19 22:09:07.100 INFO [stderr] 385 |     mut dir: std::path::PathBuf,
Dec 19 22:09:07.100 INFO [stderr]     |     ----^^^
Dec 19 22:09:07.100 INFO [stderr]     |     |
Dec 19 22:09:07.100 INFO [stderr]     |     help: remove this `mut`
Dec 19 22:09:07.100 INFO [stderr] warning: unused variable: `output`
Dec 19 22:09:07.101 INFO [stderr]    --> tests/binary_tests.rs:132:9
Dec 19 22:09:07.101 INFO [stderr]     |
Dec 19 22:09:07.101 INFO [stderr] 132 |     let output = run(
Dec 19 22:09:07.101 INFO [stderr]     |         ^^^^^^ help: consider using `_output` instead
Dec 19 22:09:07.101 INFO [stderr]     |
Dec 19 22:09:07.101 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 22:09:07.101 INFO [stderr] 
Dec 19 22:09:07.101 INFO [stderr] warning: unused variable: `output`
Dec 19 22:09:07.101 INFO [stderr]    --> tests/binary_tests.rs:142:5
Dec 19 22:09:07.101 INFO [stderr]     |
Dec 19 22:09:07.101 INFO [stderr] 142 | let output = run(
Dec 19 22:09:07.101 INFO [stderr]     |     ^^^^^^ help: consider using `_output` instead
Dec 19 22:09:07.101 INFO [stderr] 
Dec 19 22:09:07.108 INFO [stderr]     |
Dec 19 22:09:07.108 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 22:09:07.108 INFO [stderr] 
Dec 19 22:09:07.138 INFO [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Dec 19 22:09:07.138 INFO [stderr]    --> src/bin/ca.rs:236:15
Dec 19 22:09:07.138 INFO [stderr]     |
Dec 19 22:09:07.138 INFO [stderr] 236 |         match env::home_dir() {
Dec 19 22:09:07.138 INFO [stderr]     |               ^^^^^^^^^^^^^
Dec 19 22:09:07.138 INFO [stderr]     |
Dec 19 22:09:07.138 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 19 22:09:07.138 INFO [stderr] 
Dec 19 22:09:07.162 INFO [stderr] warning: variable does not need to be mutable
Dec 19 22:09:07.162 INFO [stderr]    --> tests/binary_tests.rs:164:9
Dec 19 22:09:07.162 INFO [stderr]     |
Dec 19 22:09:07.162 INFO [stderr] 164 |     let mut output = cmd.output().expect("unable to run ca command");
Dec 19 22:09:07.162 INFO [stderr]     |         ----^^^^^^
Dec 19 22:09:07.162 INFO [stderr]     |         |
Dec 19 22:09:07.162 INFO [stderr]     |         help: remove this `mut`
Dec 19 22:09:07.162 INFO [stderr]     |
Dec 19 22:09:07.162 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 22:09:07.162 INFO [stderr] 
Dec 19 22:09:07.177 INFO [stderr] warning: function is never used: `cleanup`
Dec 19 22:09:07.177 INFO [stderr]    --> tests/binary_tests.rs:151:1
Dec 19 22:09:07.177 INFO [stderr]     |
Dec 19 22:09:07.177 INFO [stderr] 151 | fn cleanup(_d: TempDir) {}
Dec 19 22:09:07.177 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:09:07.177 INFO [stderr]     |
Dec 19 22:09:07.177 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 22:09:07.177 INFO [stderr] 
Dec 19 22:09:07.356 INFO [stderr] warning: variable does not need to be mutable
Dec 19 22:09:07.356 INFO [stderr]    --> src/bin/ca.rs:385:5
Dec 19 22:09:07.356 INFO [stderr]     |
Dec 19 22:09:07.356 INFO [stderr] 385 |     mut dir: std::path::PathBuf,
Dec 19 22:09:07.356 INFO [stderr]     |     ----^^^
Dec 19 22:09:07.356 INFO [stderr]     |     |
Dec 19 22:09:07.356 INFO [stderr]     |     help: remove this `mut`
Dec 19 22:09:07.356 INFO [stderr]     |
Dec 19 22:09:07.356 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 22:09:07.356 INFO [stderr] 
Dec 19 22:09:07.412 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.87s
Dec 19 22:09:07.709 INFO running `"docker" "inspect" "e4857d7ecb0d118e1b2cc6b3b6ce15787b3d5992994f46078fed85872ab92c12"`
Dec 19 22:09:07.920 INFO running `"docker" "rm" "-f" "e4857d7ecb0d118e1b2cc6b3b6ce15787b3d5992994f46078fed85872ab92c12"`
Dec 19 22:09:08.053 INFO [stdout] e4857d7ecb0d118e1b2cc6b3b6ce15787b3d5992994f46078fed85872ab92c12